FIDO2 and W3C WebAuthn Standard
What is FIDO2 and W3C WebAuthn Standard?
FIDO2 (Fast IDentity Online) comprises the W3C Web Authentication (WebAuthn) specification and the FIDO Alliance Client-to-Authenticator Protocol (CTAP). WebAuthn Level 3 (2025) enables passwordless authentication using public key cryptography. It comprises 22 controls organised across 5 domains, and applies in International (W3C / FIDO Alliance).
How FIDO2 and W3C WebAuthn Standard maps to other frameworks
All 22 controls, each one mapped to the equivalent requirement in other standards, with the evidence that carries across and the mappings that were judged and rejected shown alongside. No account needed to look.
See the control mappings →The 5 domains FIDO2 and W3C WebAuthn Standard groups its controls into
Where FIDO2 and W3C WebAuthn Standard overlaps with the standards you already hold
What FIDO2 and W3C WebAuthn Standard means in your sector
What FIDO2 and W3C WebAuthn Standard means for your job
Questions people ask about FIDO2 and W3C WebAuthn Standard
What is FIDO2 and W3C WebAuthn Standard?
How many controls does FIDO2 and W3C WebAuthn Standard have?
Where does FIDO2 and W3C WebAuthn Standard apply?
What frameworks does FIDO2 and W3C WebAuthn Standard map to?
How do I get started with FIDO2 and W3C WebAuthn Standard compliance?
Query FIDO2 and W3C WebAuthn Standard programmatically
FIDO2 and W3C WebAuthn Standard, its 22 controls and every mapping into other standards are available over a REST endpoint and an MCP server, so an agent can read them directly. The free tier is 10 calls a day and needs no signup.
FIDO2 and W3C WebAuthn Standard API reference and MCP config →How ready are you for FIDO2 and W3C WebAuthn Standard?
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